Izidingo Zezinto Ezibalulekile
Izinto ezisetshenziswa kudiski yebhuleki zisebenzisa indinganiso yensimbi empunga engu-250 yezwe lami, ebizwa ngokuthi i-HT250, elingana nendinganiso ye-American G3000. Izidingo zezinto ezintathu eziyinhloko zokwakheka kwamakhemikhali yilezi: C: 3.1∽3.4 Si: 1.9∽2.3 Mn: 0.6∽0.9. Izidingo zokusebenza komshini: amandla okudonsa>=206MPa, amandla okugoba>=1000MPa, ukuphambuka>=5.1mm, izidingo zobulukhuni phakathi kuka: 187∽241HBS.